Cheaper 63574

The book was twice as 10% cheaper as € 5.60. How much does it cost now

Correct answer:

x =  4.54 Eur

Step-by-step explanation:

a=5.6 Eur q=100%10%=110010=0.9  x=a q2=5.6 0.92=4.54 Eur

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